Home / 41,739.16-62,608.74-12,159.30

Finding the Fourth Proportional to 41,739.16, 62,608.74 and 12,159.30

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Solution

The fourth proportional to 41,739.16, 62,608.74 and 12,159.30 is: 18,238.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,739.16 : 62,608.74 = 12,159.30 : x
  2. Step 2: Convert to fraction form
    41,739.16/62,608.74 = 12,159.30/x
  3. Step 3: Cross multiply
    41,739.16x = 62,608.74 × 12,159.30
  4. Step 4: Simplify right side
    41,739.16x = 761,278,452.28
  5. Step 5: Solve for x
    x = 761,278,452.28/41,739.16
  6. Step 6: Final answer
    x = 18,238.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.